A suppresses the non-sheet passing portion Atsushi Nobori of the fixing member, to provide an efficient cooling an image forming apparatus recording material size in the width direction differ.
And An image forming unit, a recording material carrying an image and the first and second fixing member forming a nip for heating while nipped and conveyed, in the longitudinal direction of the end region of the first fixing member and blowing means for blowing air for cooling the certain first region, a shielding member for changing the width of the opening wind by the air supply means passes, first the wind from blowing means to the opening passes balloon part and a second blowout portion wind from blowing means to the second region is a region in the width direction of the recording material having passed through the nip portion passes, the width direction of the recording material having passed through the nip of the a third blowout portion wind from blowing means to the second region the third region of the end side of the passes, the in, the third balloon portion was shielded by the shielding member winds It is provided at a position to capture.
.BACKGROUND 9